US8309733B2 - Imino derivatives, methods for producing the same and insecticides containing the same - Google Patents

Imino derivatives, methods for producing the same and insecticides containing the same Download PDF

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US8309733B2
US8309733B2 US13/001,843 US200913001843A US8309733B2 US 8309733 B2 US8309733 B2 US 8309733B2 US 200913001843 A US200913001843 A US 200913001843A US 8309733 B2 US8309733 B2 US 8309733B2
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Shinzo Kagabu
Masaru Mori
Satoru Kumazawa
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Gifu University NUC
Meiji Seika Pharma Co Ltd
Meji Seika Pharma Co Ltd
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Meji Seika Pharma Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/02—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings
    • C07D277/20—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
    • C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
    • C07D417/06—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
    • A01N43/36—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
    • A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
    • A01N43/74—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
    • A01N43/78—1,3-Thiazoles; Hydrogenated 1,3-thiazoles
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
    • A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
    • A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
    • A01N47/18—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing a —O—CO—N< group, or a thio analogue thereof, directly attached to a heterocyclic or cycloaliphatic ring
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
    • A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
    • A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
    • A01N47/24—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing the groups, or; Thio analogues thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
    • A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
    • A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
    • A01N47/36—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< directly attached to at least one heterocyclic ring; Thio analogues thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/02—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings
    • C07D277/20—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D277/32—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
    • C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
    • C07D401/06—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
    • C07D401/14—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing three or more hetero rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
    • C07D417/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing three or more hetero rings

Definitions

  • the present invention relates to a novel imino derivative, a method for producing the same and a use thereof. More specifically, the invention relates to a novel imino derivative, a method for producing the derivative, and an insecticide containing the derivative as an active ingredient.
  • An insecticide employed in the field of agriculture has conventionally been required to have a diversity of the characteristics.
  • the characteristics required for an insecticide may for example be sustained effects and broad spectrum, safety when handling, easiness in using in combination with other drugs or formulation auxiliaries. Being less expensive is also required as a matter of course.
  • Patent Literature 1 a synthesis of a carbonyliminothiazolidine as a conventional insecticide compound having an imino structure was reported (see Patent Literature 1). Also in Patent Literature 2, an insecticide compound having a carbonyliminoimidazolidine structure was reported (see Patent Literature 2).
  • An insecticide employed in the field of the agriculture suffers from a problem which is the appearance of a pest which has acquired a resistance against a particular drug when such a drug has been employed for a prolonged period.
  • Patent Literature 1 While the synthesis of a 2-trifluoromethylcarbonyl-iminothiazolidine disclosed in Patent Literature 1 and a 3-pyridylcarbonyliminoimidazolidine disclosed in Patent Literature 2 described above as insecticide compounds having imino structures was reported, no other hopeful insecticide compounds have been found.
  • a primary objective of the present invention is to provide a novel imino derivative capable of being an insecticide compound excellent in such characteristics as sustained effects and broad spectrum.
  • Ar denotes a heterocyclic group which may have a substituent on the ring;
  • X denotes a sulfur atom or CH 2 , NR;
  • R denotes a hydrogen atom or an alkyl group;
  • Y is COR 1 , “R 1 ” denotes a hydrogen atom or a C1 to C5 alkyl group, a halogenated methyl except for a trifluoromethyl group, a C2 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a C3 to C5 alkynyl group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a (C1 to C4)alkoxy(C1 to C5)alkyl group, a C1 to C
  • This imino derivative has an excellent insecticidal activity against a broad range of agricultural pests and household pests.
  • the invention also provides a method for producing the imino derivative described above.
  • the first step of this production method is a step for producing a compound represented by Formula (4) by reacting a compound represented by Formula (2) with a compound (3) represented by Formula (3);
  • Ar denotes a heterocyclic group which may have a substituent on the ring
  • X denotes a sulfur atom or CH 2 , NR
  • R denotes a hydrogen atom or an alkyl group
  • the second step of this production method is a step (I) for producing a compound (1), which is an imino derivative represented by Formula (1) shown above wherein “Y” is defined similarly to “ACO”, by reacting one compound selected from the group consisting of compounds represented by Formula (5), anhydrides represented by Formula (6) and carboxylic acids represented by Formula (7) with a compound represented by Formula (4) shown above; [C.5] ACO—B Formula (5) [C.6] ACOOCOA Formula (6) [C.7] ACOOH Formula (7) wherein “B” denotes a halogen atom of Cl or Br, I, an OCOA group (a group formed by allowing each of an oxygen atom and a group A to form a single bond with a carbonyl group (CO)) or a hydroxyl group; when “ACO” is COR 1 , “R 1 ” denotes a hydrogen atom or a C1 to C5 alkyl group, a halogenated methyl except for a trifluoride
  • the second step of this production method may be Step (II) for producing an imino derivative represented by Formula (9) by reacting an isocyanate compound represented by Formula (8) with a compound represented by Formula (4) shown above; [C.8] D-N ⁇ C ⁇ O Formula (8) wherein “D” denotes a hydrogen atom or a C1 to C5 alkyl group, a C1 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a C3 to C5 alkynyl group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a (C1 to C3)alkoxy(C1 to C3)alkyl group, a C1 to C3 alkoxycarbonylmethyl group, a C3 to C7 substituted or unsub
  • Ar denotes a heterocyclic group which may have a substituent on the ring;
  • X denotes a sulfur atom or CH 2 , NR;
  • R denotes a hydrogen atom or an alkyl group;
  • Y denotes “CONHD”,
  • D denotes a hydrogen atom or a C1 to C5 alkyl group, a C1 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a C3 to C5 alkynyl group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a (C1 to C3)alkoxy(C1 to C3)alkyl group, a C1 to C3 alkoxycarbonylmethyl group, a C3 to C7 substitute
  • Ar denotes a heterocyclic group which may have a substituent on the ring
  • X denotes a sulfur atom or CH 2 , NR
  • R denotes a hydrogen atom or an alkyl group
  • Y denotes CHO
  • the invention further provides an insecticide containing as an active ingredient the imino derivative described above.
  • a novel imino derivative capable of being an insecticide compound having excellent characteristics such as sustained effects and broad spectrum is provided.
  • FIG. 1 shows a reaction scheme of the first step of the method for producing a novel imino derivative according to the invention.
  • FIG. 2 shows a reaction scheme of the second step (I) of the method for producing the novel imino derivative according to the invention.
  • FIG. 3 shows a reaction scheme of the second step (II) of the method for producing the novel imino derivative according to the invention.
  • FIG. 4 shows a reaction scheme of the second step (III) of the method for producing the novel imino derivative according to the invention.
  • a novel imino derivative according to the invention is represented by Formula (1).
  • this imino derivative is discussed in detail.
  • “Ar” denotes a heterocyclic ring which may have a substituent on the ring.
  • Typical examples of the 5-membered or 6-membered heterocyclic ring include pyridine, thiazole, tetrahydrofuran, furan, and thiazole. Those especially preferred are a 3-pyridyl group, a 5-thiazolyl group, a 3-tetrahydrofuryl group.
  • the substituent on the heterocyclic ring is not limited particularly and may for example be a halogen atom (any of fluorine, chlorine, bromine and iodine), a C1 to C4 alkyl group, a C1 to C4 halogenated alkyl group, a C1 to C4 alkoxy group, a di(C1 to C4 alkyl)amino group, and a nitro group.
  • a chlorine atom is employed as a substituent on the heterocyclic group.
  • X denotes a sulfur atom or CH 2 , NR, and “R” denotes a hydrogen atom or an alkyl group.
  • the alkyl group is a C1 to C4 alkyl group which may be any of primary, secondary and tertiary groups, and may for example be a methyl group, an ethyl group, an n-propyl group, an i-propyl group, an n-butyl group, an i-butyl group, a sec-butyl group, and a tert-butyl group.
  • R 1 denotes a hydrogen atom or a C1 to C5 alkyl group, a halogenated methyl except for a trifluoromethyl group, a C2 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a C3 to C5 alkynyl group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a (C1 to C4)alkoxy(C1 to C5)alkyl group, a C1 to C3 alkoxy carbonyl group, a (C1 to C3)alkylsulfonyl(C1 to C3)alkyl group, a (C1 to C3)alkylthio(C1 to C3)al
  • the C1 to C5 alkyl group may be any of primary, secondary and tertiary groups, and may for example be a methyl group, an ethyl group, an n-propyl group, an i-propyl group, an n-butyl group, an i-butyl group, a sec-butyl group, and a tert-butyl group.
  • the alkyl group in the C2 to C5 halogenated alkyl group may be any of primary, secondary, and tertiary groups, and may for example be an ethyl group, an n-propyl group, an i-propyl group, an n-butyl group, an i-butyl group, a sec-butyl group, and a tert-butyl group.
  • the C3 to C7 substituted or unsubstituted cycloalkyl group may for example be a cyclopropyl group, a cyclobutyl group, a cyclopentyl group, and a cyclohexyl group.
  • the substituent is not limited particularly, and may for example be a halogen atom (any of chlorine, bromine, fluorine and iodine) or a C1 to C3 alkyl group.
  • the 3-membered to 7-membered substituted or unsubstituted heterocycloalkyl group is desirably a heterocycloalkyl group containing 1 to 2 heteroatoms such as oxygen atoms or sulfur atoms, nitrogen atoms.
  • the substituent is not limited particularly, and may for example be a halogen atom (any of chlorine, bromine, fluorine and iodine) or a C1 to C3 alkyl group.
  • the substituent substituting on the phenyl group in the substituted phenoxy(C1 to C3)alkyl group is not limited particularly, and may for example be a halogen atom (any of chlorine, bromine, fluorine and iodine) or a C1 to C3 alkyl group.
  • the substituent attaching to the pyridine ring in the substituted pyridylmethyl group or the imidazole ring in the substituted imidazolylmethyl group is not limited particularly, and may for example be a halogen atom (any of chlorine, bromine, fluorine, and iodine) or a C1 to C3 alkyl group.
  • Typical examples of the 5-membered and 6-membered heterocyclic ring include a quinoline ring, an indole ring, a pyridine ring, a pyrazine ring, a pyridazine ring, a pyrimidine ring, a thiophene ring, a thiazole ring, a tetrahydrofuran ring, and a furan ring.
  • Those especially preferred are a 3-pyridyl group, a 5-thiazolyl group, and a 3-tetrahydrofuryl group.
  • the substituent on the heterocyclic ring or an aromatic ring is not limited particularly and may for example be a halogen atom (any of fluorine, chlorine, bromine, and iodine), a C1 to C4 alkyl group, a C1 to C4 halogenated alkyl group, a C1 to C4 alkoxy group, a di(C1 to C4 alkyl)amino group, a nitro group, and an acetylamino group.
  • a halogen atom any of fluorine, chlorine, bromine, and iodine
  • R 1 is a trichloromethyl group, a methyl group, a chloromethyl group, a difluoromethyl group, a methoxymethyl group, a 2-methylthioethyl group, a cyclopropyl group, a 2,2-difluorocyclopropyl group.
  • each of “R 3 ” and “R 4 ” denotes a hydrogen atom or a C1 to C5 alkyl group, a C1 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a C3 to C5 alkynyl group, a C1 to C3 alkoxy group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a (C1 to C3)alkoxy(C1 to C3)alkyl group, a C1 to C3 alkoxycarbonylmethyl group, a C3 to C7 substituted or unsubstituted cycloalkyl group, a 3-membered to 7-membered substituted or unsubstituted or unsubstituted
  • the C1 to C5 alkyl group may be any of primary, secondary, and tertiary groups, and may desirably be a methyl group, an ethyl group, an n-propyl group, an i-propyl group, an n-butyl group, an i-butyl group, a sec-butyl group, a tert-butyl group and the like.
  • the C1 to C5 halogenated alkyl group may be any of primary, secondary, and tertiary groups, and may desirably be a methyl group, an ethyl group, an n-propyl group, an i-propyl group, an n-butyl group, an i-butyl group, a sec-butyl group, a tert-butyl group and the like.
  • the C3 to C7 substituted or unsubstituted cycloalkyl group may for example be a cyclopropyl group, a cyclobutyl group, a cyclopentyl group, and a cyclohexyl group.
  • the substituent is not limited particularly, and may for example be a halogen atom (any of chlorine, bromine, fluorine, and iodine) or a C1 to C3 alkyl group.
  • the 3-membered to 7-membered substituted or unsubstituted heterocycloalkyl group is desirably a heterocycloalkyl group containing 1 to 2 heteroatoms such as oxygen atoms or sulfur atoms, nitrogen atoms.
  • the substituent is not limited particularly, and may for example be a halogen atom (any of chlorine, bromine, fluorine, and iodine) or a C1 to C3 alkyl group.
  • the substituent attaching to the pyridine ring in the substituted pyridylmethyl group is not limited particularly, and may for example be a halogen atom (any of chlorine, bromine, fluorine, and iodine) or a C1 to C3 alkyl group.
  • the substituent attaching to the benzene ring in the substituted benzene sulfonyl group is not limited particularly, and may for example be a halogen atom (any of chlorine, bromine, fluorine, and iodine) or a nitro group, a di(C1 to C4 alkyl)amino group, an acetylamino group, a C1 to C3 alkyl group.
  • each of R 3 and R 4 is preferably a C2 to C6 cyclic structure or a 3-membered to 7-membered cyclic structure containing, in the ring of the 3-membered to 7-membered ring represented as NR 3 R 4 , 1 to 2 heteroatoms such as oxygen atoms or sulfur atoms, nitrogen atoms.
  • CONR 3 R 4 has, as its “NHR 4 ” moiety, a methoxylamino group or an ethoxylamino group.
  • R 5 denotes a hydrogen atom or a C1 to C5 alkyl group, a C1 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a substituted or unsubstituted phenyl group.
  • the C1 to C5 alkyl group may be any of primary, secondary and, tertiary groups, and may for example be a methyl group, an ethyl group, an n-propyl group, an i-propyl group, an n-butyl group, an i-butyl group, a sec-butyl group, and a tert-butyl group.
  • the C1 to C5 halogenated alkyl group may be any of primary, secondary, and tertiary groups, and may desirably be a methyl group, an ethyl group, an n-propyl group, an i-propyl group, an n-butyl group, an i-butyl group, a sec-butyl group, a tert-butyl group and the like.
  • the C3 to C7 substituted or unsubstituted cycloalkyl group may for example be a cyclopropyl group, a cyclobutyl group, a cyclopentyl group, and a cyclohexyl group.
  • the substituent is not limited particularly, and may for example be a halogen atom (any of chlorine, bromine, fluorine, and iodine) or a C1 to C3 alkyl group.
  • the substituent attaching to the benzene ring in the substituted phenyl group is not limited particularly, and may for example be a halogen atom (any of chlorine, bromine, fluorine, and iodine) or a nitro group, a di(C1 to C4 alkyl)amino group, an acetylamino group, a C1 to C3 alkyl group.
  • R 9 denotes a hydrogen atom or a C1 to C7 alkyl group, a C1 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a C3 to C5 alkynyl group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a (C1 to C3)alkoxy(C1 to C3)alkyl group, a (C1 to C3)alkylthio(C1 to C3)alkyl group, a tri(C1 to C3 alkyl)silyl(C1 to C3)alkyl group, a C3 to C7 substituted or unsubstituted cycloalkyl group, a 3-membered
  • the C1 to C7 alkyl group may be any of primary, secondary, and tertiary groups, and may for example be a methyl group, an ethyl group, an n-propyl group, an i-propyl group, an n-butyl group, an i-butyl group, a sec-butyl group, a tert-butyl group, an n-pentyl group, and an n-hexyl group.
  • the alkyl group in the C1 to C5 halogenated alkyl group may be any of primary, secondary, and tertiary groups, and may for example be a methyl group, an ethyl group, an n-propyl group, an i-propyl group, an n-butyl group, an i-butyl group, a sec-butyl group, and a tert-butyl group.
  • the C3 to C7 substituted or unsubstituted cycloalkyl group may for example be a cyclopropyl group, a cyclobutyl group, a cyclopentyl group, and a cyclohexyl group.
  • the substituent is not limited particularly, and may for example be a halogen atom (any of chlorine, bromine, fluorine, and iodine) or a C1 to C3 alkyl group.
  • the 3-membered to 7-membered substituted or unsubstituted heterocycloalkyl group is desirably a heterocycloalkyl group containing 1 to 2 heteroatoms such as oxygen atoms or sulfur atoms, nitrogen atoms.
  • the substituent is not limited particularly, and may for example be a halogen atom (any of chlorine, bromine, fluorine, and iodine) or a C1 to C3 alkyl group.
  • the substituent substituting on the phenyl group in the substituted phenyl group is not limited particularly, and may for example be a halogen atom (any of fluorine, chlorine, bromine, and iodine), a C1 to C4 alkyl group, a C1 to C4 halogenated alkyl group, a C1 to C4 alkoxy group, a di(C1 to C4 alkyl)amino group, a nitro group, and an acetylamino group.
  • a halogen atom any of fluorine, chlorine, bromine, and iodine
  • the substituent attaching to the phenyl ring, the furan ring, the thiophene ring, the pyridine ring, the imidazole ring in the substituted phenylmethyl group or the substituted furanyl methyl group, the substituted thienylmethyl group, the substituted pyridylmethyl group, the substituted imidazolylmethyl group is desirably a halogen atom (any of chlorine, bromine, fluorine, and iodine), a C1 to C3 alkyl group, and the like.
  • R 9 is an n-propyl group, an i-propyl group, a 2-chloroethyl group, an ethyl group, a 2-fluoroethyl group, a 2,2-difluoroethyl group, a 2-methoxyethyl group, a 2-methylthioethyl group, a 3-fluoropropyl group, a 2-propenyl group, an n-butyl group, an i-butyl group, a sec-butyl group, a 3-methyl-2-butenyl group, an n-pentyl group, a cyclopropylmethyl group, a 3-oxetanyl group, a 3-tetrahydrofuranylmethyl group, or a 4-tetrahydropyranyl group.
  • the carbon chain in Formula (1) described above may be substituted with halogens.
  • a novel imino derivative according to the invention has excellent insecticidal activity, acaricidal activity and the like against a broad range of agricultural pests and household pests. Accordingly, it can be used as a pesticide containing such compounds as an active ingredient, such as an insecticide or acaricide against agricultural pests and household pests and as a domestic pest-controlling agent, such as termite-controlling agent, as well as a veterinary pharmaceutical.
  • a compound represented by Formula (4) is produced by reacting a compound represented by Formula (2) with a compound (3) represented by Formula (3) in the presence of a base.
  • the reaction scheme of the first step is shown in FIG. 1 .
  • Ar denotes a heterocyclic group which may have a substituent on the ring
  • X denotes a sulfur atom or CH 2 , NR
  • R denotes a hydrogen atom or an alkyl group.
  • 1 mole of the compound represented by Formula (4) can be produced by reacting 1 mole of the compound represented by Formula (2) with 1.0 to 1.5 moles of a halogeneted compound represented by Formula (3).
  • the amount of the compound (3) represented by Formula (3) to be added is preferably 1.0 to 1.1 moles per mole of the compound (2) described above.
  • This compound (4) may be synthesized by a known production method (for example, Journal of Medical Chemistry, 1999, 42(12), 2227-2234) or a method analogous thereto.
  • the type of the base employed in the first step is not limited particularly, it is preferably an alkaline metal hydride such as sodium hydride (NaH), a carbonate such as potassium carbonate (K 2 CO 3 ) or sodium carbonate (Na 2 CO 3 ), an alkaline metal hydroxide such as potassium hydroxide (KOH), sodium hydroxide (NaOH), tertiary amines such as triethylamine [(C 2 H 5 ) 3 N] and the like.
  • an alkaline metal hydride such as sodium hydride (NaH)
  • a carbonate such as potassium carbonate (K 2 CO 3 ) or sodium carbonate (Na 2 CO 3
  • an alkaline metal hydroxide such as potassium hydroxide (KOH), sodium hydroxide (NaOH), tertiary amines such as triethylamine [(C 2 H 5 ) 3 N] and the like.
  • a solvent which may for example be amides such as dimethyl formamide (DMF) and dimethyl acetamide, nitriles such as acetonitrile, sulfoxides such as dimethyl sulfoxide (DMSO), ethers such as diethyl ether and tetrahydrofuran (THF), aromatic hydrocarbons such as benzene, xylene, and toluene, alcohols such as ethanol and propanol, ketones such as acetone and methylethylketone, aliphatic hydrocarbons such as hexane, heptane, and octane, halogenated hydrocarbons such as dichloromethane, chloroform, chlorobenzene, and dichlorobenzene, and water, which may be employed alone or in combination of one or more thereof.
  • amides such as dimethyl formamide (DMF) and dimethyl acetamide
  • nitriles such as acetonitrile
  • phase transfer catalyst including a quaternary ammonium salt such as tetrabutylammonium salt or a crown ether or analogues thereto may be added to proceed these reactions.
  • the solvent employed is not limited particularly, and the oil phase may be benzene, chloroform, dichloromethane, hexane, toluene and the like.
  • the reaction temperature in the first step is preferably 0 to 200° C.
  • a reaction temperature below 0° C. results in a slow reaction rate, while that exceeding 200° C. results in a too rapid reaction rate, which is disadvantageous since it allows a side reaction to be proceeded easily.
  • the reaction time in the first step may appropriately be selected based on the temperature condition and the pressure condition, and it is preferably within the range of 30 minutes to 24 hours.
  • a compound (1) which is an imino derivative represented by Formula (1) shown above wherein “Y” is defined similarly to “ACO”, is produced by reacting a compound (5) represented by Formula (5) with a compound represented by Formula (4) obtained in the first step in the presence of a base.
  • the reaction scheme of the second step (I) is shown in FIG. 2 .
  • ACO—B Formula (5) wherein “B” denotes a halogen atom of Cl or Br, I, an OCOA group (a group formed by allowing each of an oxygen atom and a group A to form a single bond with a carbonyl group (CO)) or a hydroxyl group; when “ACO” is COR 1 , “R 1 ” denotes a hydrogen atom or a C1 to C5 alkyl group, a halogenated methyl except for a trifluoromethyl group, a C2 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a C3 to C5 alkynyl group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a (C1 to
  • 1 mole of the novel imino derivative represented by Formula (1) can be produced by reacting 1 mole of the compound represented by Formula (4) with 1 to 2 moles of a halogenated compound represented by Formula (5).
  • the amount of the compound (5) represented by Formula (5) to be added is preferably 1.0 to 1.2 moles per mole of the compound represented by Formula (4).
  • the type of the base employed in the second step (I) is not limited particularly, it is preferably an alkaline metal hydride such as sodium hydride (NaH), a carbonate such as potassium carbonate (K 2 CO 3 ) or sodium carbonate (Na 2 CO 3 ), an alkaline metal hydroxide such as potassium hydroxide (KOH), sodium hydroxide (NaOH), tertiary amines such as triethylamine [(C 2 H 5 ) 3 N] and the like.
  • an alkaline metal hydride such as sodium hydride (NaH)
  • a carbonate such as potassium carbonate (K 2 CO 3 ) or sodium carbonate (Na 2 CO 3
  • an alkaline metal hydroxide such as potassium hydroxide (KOH), sodium hydroxide (NaOH), tertiary amines such as triethylamine [(C 2 H 5 ) 3 N] and the like.
  • a solvent which may for example be amides such as dimethyl formamide (DMF) and dimethyl acetamide, nitriles such as acetonitrile, sulfoxides such as dimethyl sulfoxide (DMSO), ethers such as diethyl ether and tetrahydrofuran (THF), aromatic hydrocarbons such as benzene, xylene, and toluene, alcohols such as ethanol and propanol, ketones such as acetone and methylethylketone, aliphatic hydrocarbons such as hexane, heptane, and octane, halogenated hydrocarbons such as dichloromethane, chloroform, chlorobenzene, and dichlorobenzene, and water, which may be employed alone or in combination of one or more thereof.
  • amides such as dimethyl formamide (DMF) and dimethyl acetamide
  • nitriles such as acetonitrile
  • a phase transfer catalyst including a quaternary ammonium salt such as tetrabutylammonium salt or a crown ether or analogues thereto may be added to proceed these reactions.
  • the solvent employed is not limited particularly, and the oil phase may be benzene, chloroform, dichloromethane, hexane, toluene and the like.
  • the reaction temperature in the second step (I) is preferably 0 to 200° C.
  • a reaction temperature below 0° C. results in a slow reaction rate, while that exceeding 200° C. results in a too rapid reaction rate, which is disadvantageous since it allows a side reaction to be proceeded easily.
  • the reaction in the second step (I) can be conducted under reduced pressure, at ambient temperature, or under pressure, it is conducted preferably at ambient temperature.
  • the reaction time in the second step (I) may appropriately be selected based on the temperature condition and the pressure condition, and it is preferably within the range of 30 minutes to 24 hours.
  • an imino derivative represented by Formula (1) shown above can be produced also by reacting an anhydride represented by Formula (6) or a carboxylic acid represented by Formula (7), instead of the halogenated compound represented by Formula (5), with a compound represented by Formula (4) obtained in the first step in the presence of a base.
  • an anhydride represented by Formula (6) or a carboxylic acid represented by Formula (7) instead of the halogenated compound represented by Formula (5), with a compound represented by Formula (4) obtained in the first step in the presence of a base.
  • a dehydrating condensation agent such as dicyclohexyl carbodiimide, 1-alkyl-2-halopyridinium salt, 1,1-carbonium imidazole, 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide hydrochloride is employed in the presence of a base.
  • an imino derivative represented by Formula (9) may be produced by reacting an isocyanate compound represented by Formula (8) with a compound represented by Formula (4) shown above in the presence of a base.
  • the reaction scheme of the second step (II) is shown in FIG. 3 .
  • D-N ⁇ C ⁇ O Formula (8) wherein “D” denotes a hydrogen atom or a C1 to C5 alkyl group, a C1 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a C3 to C5 alkynyl group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a (C1 to C3)alkoxy(C1 to C3)alkyl group, a C1 to C3 alkoxycarbonylmethyl group, a C3 to C7 substituted or unsubstituted cycloalkyl group, a 3-membered to 7-membered substituted or unsubstituted heterocycloalkyl group, a substituted or unsubstituted
  • Ar denotes a heterocyclic group which may have a substituent on the ring;
  • X denotes a sulfur atom or CH 2 , NR;
  • R denotes a hydrogen atom or an alkyl group;
  • Y denotes “CONHD”,
  • D denotes a hydrogen atom or a C1 to C5 alkyl group, a C1 to C5 halogenated alkyl group, a C2 to C5 alkenyl group, a C2 to C5 halogenated alkenyl group, a C3 to C5 alkynyl group, a substituted or unsubstituted C6 to C10 aryl group, a substituted or unsubstituted (C6 to C10)aryl(C1 to C3)alkyl group, a (C1 to C3)alkoxy(C1 to C3)alkyl group, a C1 to C3 alkoxycarbonylmethyl group, a C3 to C7 substitute
  • 1 mole of the novel imino derivative represented by Formula (9) can be produced by reacting 1 mole of the compound represented by Formula (4) with 1 mole of an isocyanate compound represented by Formula (8).
  • the amount of the isocyanate compound represented by Formula (8) to be added is preferably 1.0 to 1.2 moles per mole of the compound represented by Formula (4) described above.
  • the type of the base employed in the second step (II) is not limited particularly, it is preferably an alkaline metal hydride such as sodium hydride (NaH), a carbonate such as potassium carbonate (K 2 CO 3 ) or sodium carbonate (Na 2 CO 3 ), an alkaline metal hydroxide such as potassium hydroxide (KOH), sodium hydroxide (NaOH), tertiary amines such as triethylamine [(C 2 H 5 ) 3 N] and the like.
  • an alkaline metal hydride such as sodium hydride (NaH)
  • a carbonate such as potassium carbonate (K 2 CO 3 ) or sodium carbonate (Na 2 CO 3
  • an alkaline metal hydroxide such as potassium hydroxide (KOH), sodium hydroxide (NaOH), tertiary amines such as triethylamine [(C 2 H 5 ) 3 N] and the like.
  • a solvent which may for example be amides such as dimethyl formamide (DMF) and dimethyl acetamide, nitriles such as acetonitrile, sulfoxides such as dimethyl sulfoxide (DMSO), ethers such as diethyl ether and tetrahydrofuran (THF), aromatic hydrocarbons such as benzene, xylene, and toluene, alcohols such as ethanol and propanol, ketones such as acetone and methylethylketone, aliphatic hydrocarbons such as hexane, heptane, and octane, halogenated hydrocarbons such as dichloromethane, chloroform, chlorobenzene, and dichlorobenzene, and water, which may be employed alone or in combination of one or more thereof.
  • amides such as dimethyl formamide (DMF) and dimethyl acetamide
  • nitriles such as acetonitrile
  • a phase transfer catalyst including a quaternary ammonium salt such as tetrabutylammonium salt or a crown ether or analogues thereto may be added to proceed these reactions.
  • the solvent employed is not limited particularly, and the oil phase may be benzene, chloroform, dichloromethane, hexane, toluene and the like.
  • the reaction temperature in the second step (II) is preferably 0 to 200° C.
  • a reaction temperature below 0° C. results in a slow reaction rate, while that exceeding 200° C. results in a too rapid reaction rate, which is disadvantageous since it allows a side reaction to be proceeded easily.
  • the reaction in the second step (II) can be conducted under reduced pressure, at ambient temperature, or under pressure, it is preferably conducted at ambient temperature.
  • the reaction time in the second step (II) may appropriately be selected based on the temperature condition and the pressure condition, and it is preferably within the range of 30 minutes to 24 hours.
  • an imino derivative represented by Formula (11) may be produced by reacting a formate represented by Formula (10) with a compound represented by Formula (4) shown above in the presence of a base.
  • the reaction scheme of the second step (III) is shown in FIG. 4 .
  • Ar denotes a heterocyclic group which may have a substituent on the ring
  • X denotes a sulfur atom or CH 2 , NR
  • R denotes a hydrogen atom or an alkyl group
  • Y denotes CHO
  • 1 mole of the novel imino derivative represented by Formula (11) can be produced by reacting 1 mole of the compound represented by Formula (4) with 1 mole of a formate represented by Formula (10).
  • the amount of the formate represented by Formula (10) to be added is preferably 1 to 1.2 moles per mole of the compound represented by Formula (4) described above.
  • the type of the base employed in the second step (III) is not limited particularly, it is preferably an alkaline metal hydride such as sodium hydride (NaH), a carbonate such as potassium carbonate (K 2 CO 3 ) or sodium carbonate (Na 2 CO 3 ), an alkaline metal hydroxide such as potassium hydroxide (KOH), sodium hydroxide (NaOH), tertiary amines such as triethylamine [(C 2 H 5 ) 3 N] and the like.
  • an alkaline metal hydride such as sodium hydride (NaH)
  • a carbonate such as potassium carbonate (K 2 CO 3 ) or sodium carbonate (Na 2 CO 3
  • an alkaline metal hydroxide such as potassium hydroxide (KOH), sodium hydroxide (NaOH), tertiary amines such as triethylamine [(C 2 H 5 ) 3 N] and the like.
  • a solvent which may for example be amides such as dimethyl formamide (DMF) and dimethyl acetamide, nitriles such as acetonitrile, sulfoxides such as dimethyl sulfoxide (DMSO), ethers such as diethyl ether and tetrahydrofuran (THF), aromatic hydrocarbons such as benzene, xylene, and toluene, alcohols such as ethanol and propanol, ketones such as acetone and methylethylketone, aliphatic hydrocarbons such as hexane, heptane, and octane, halogenated hydrocarbons such as dichloromethane, chloroform, chlorobenzene, and dichlorobenzene, and water, which may be employed alone or in combination of one or more thereof.
  • amides such as dimethyl formamide (DMF) and dimethyl acetamide
  • nitriles such as acetonitrile
  • a phase transfer catalyst including a quaternary ammonium salt such as tetrabutylammonium salt or a crown ether or analogues thereto may be added to proceed these reactions.
  • the solvent employed is not limited particularly, and the oil phase may be benzene, chloroform, dichloromethane, hexane, toluene and the like.
  • the reaction temperature in the second step (III) is preferably 0 to 200° C.
  • a reaction temperature below 0° C. results in a slow reaction rate, while that exceeding 200° C. results in a too rapid reaction rate, which is disadvantageous since it allows a side reaction to be proceeded easily.
  • the reaction in the second step (III) can be conducted under reduced pressure, at ambient temperature, or under pressure, it is preferably conducted at ambient temperature.
  • the reaction time in the second step (III) may appropriately be selected based on the temperature condition and the pressure condition, and it is preferably within the range of 30 minutes to 24 hours.
  • the first step and the second steps (I) to (III) can also be conducted continuously while skipping a step for isolating the intermediate which is a compound represented by Formula (4).
  • a step for isolating the intermediate which is a compound represented by Formula (4).
  • certain amounts of the halogenated compound represented by Formula (5) and the base employed in the second step are added, and a certain reaction temperature is established, whereby allowing the reaction of the second step to be carried out consecutively.
  • a compound (1) wherein “Y” is “CONR 3 R 4 ” [CONR 3 R 4 in which R 3 is a hydrogen or a C1 to C5 alkyl group and R 4 is a C1 to C3 alkoxy group, preferably CON(hydrogen or methyl)(C1 to C3-alkoxy) group, more preferably, methoxylaminocarbonyl, ethoxylaminocarbonyl] can be produced by reacting a compound wherein “Y” is “CO 2 R 9 ” in which “R 9 ” is a substituted or unsubstituted phenyl group (for example, 4-nitrophenyl group) with an O-alkylhydroxylamine, an N,O-dialkylhydroxylamine or salts thereof in the presence of a base (for example, sodium acetate, or potassium carbonate) in a solvent (for example, acetonitrile).
  • a base for example, sodium acetate, or potassium carbonate
  • a solvent for example, acet
  • a novel imino derivative represented by Formula (1) according to the invention can be produced using as a starting material a substance which has a relatively high versatility.
  • a novel imino derivative according to the invention can be preferably employed as an insecticide.
  • An agro-horticultural insecticide containing a novel imino derivative represented by Formula (1) as an active ingredient is discussed below.
  • Lepidoptera pests may for example be oriental corn borer ( Ostrinia furnacalis ), Oriental armyworm moth ( Pseudaletia separata ), pink borer ( Sesamia inferens ), corn earwarm ( Heliothis sp.), turnip moth ( Agrotis segetum ), apple leafminer ( Phyllonorycter ringoniella ), diamondback moth ( Plutella xylostella ), rice leafroller ( Cnaphalocrocis medinalis ), yellow stemborer ( Scirpophaga incertulas ), beet armyworm ( Spodoptera exigua ), rice stem borer ( Chilo suppressalis ), common cutworm ( Spodoptera litura ), soybean pod borer ( Leguminivora glycinivorella ), peach fruit moth ( Carposina niponensis ), common
  • Coleoptera pests may for example be bean beetle ( Callosobruchus chinensis ), rice leaf beetle ( Oulema oryzae ), rice water weevil ( Lissorhoptrus oryzophilus ), cucurbit leaf beetle ( Aulacophora femoralis ), striped flea beetle ( Phyllotreta striolata ), Maize weevil ( Sitophilus zeamais ), cigarette beetle ( Lasioderma serricorne ), twenty-eight-spotted ladybird ( Epilachna vigintiotopunctata ), soybean beetle ( Anomala rufocuprea ), Brown powder-post beetle ( Lyctus brunneus ), and Japanese beetle ( Popillia japonica ), Thysanoptera pests may for example be onion thrips ( Thripstabaci ), melon thrips ( Thrip
  • Methods for using the insecticides according to the invention is not limited particularly, and it may be used as it is or as being diluted to a desired concentration with a diluent such as water. It is also possible to use several types of 6-membered heterocyclic derivatives according to the invention in combination, and a mixture with other pesticides may also be employed as long as the effects of the insecticides are not affected adversely.
  • Other pesticides which may be employed in a mixture are not limited particularly, and may for example be other fungicides, insecticides, acaricides, herbicides, plant growth regulators, fertilizers and the like.
  • the concentration of the novel imino derivative is preferably within the range of 0.001 to 1.0%.
  • the treatment rate of the inventive insecticide is adjusted in such a manner that 1 ha of an agro-horticultural site such as a field, a paddy field, an orchard, and a greenhouse is treated preferably with 20 to 5000 g, more preferably with 50 to 1000 g of a novel imino derivative.
  • concentration and treatment rate are not limited to those specified above, and may appropriately be increased or decreased depending on the dosage form, the timing of use, the method of use, the site of use, the crops to be treated and the like.
  • the insecticide according to the invention is used as a formulation in which a novel imino derivative and a carrier are mixed.
  • various formulation auxiliaries such as a surfactant, a spreading agent, a depositing agent, a thickening agent, and a stabilizer, may further be incorporated to formulate a dosage form such as a wettable powder, a granule, and a flowable formulation.
  • the amount of the carrier is usually within the range of 0.1 to 80% by weight.
  • the carriers for the formulations mentioned above include microparticulate or granulate solid carriers such as kaolin, attapulgite, bentonite, acid clay, pyrophyllite, talc, kieselguhr, calcite, ground walnut powder, urea, ammonium sulfate, and synthetic hydrated silicon oxide, aromatic hydrocarbons such as xylene and naphthalene, alcohols such as isopropanol, ethylene glycol, and cellosolve, ketones such as acetone, cyclohexanone, and isophorone, vegetable oils such as soybean oil and cottonseed oil, liquid carriers such as dimethyl sulfoxide, acetonitrile, and water.
  • the surfactant employed for emulsification, dispersion, and spreading may for example be an anionic surfactant such as an alkyl sulfate salt, an alkyl(aryl)sulfonate, a dialkylsulfosuccinate, a polyoxiethylene alkylaryl ether phosphate salt, a naphthalenesulfonic acid formaldehyde condensate, and a polycarboxylic acid-type polymer, and a nonionic surfactant such as a polyoxyethylene alkyl ether, a polyoxyethylene alkylaryl ether, a polyoxyethylene polyoxypropylene block copolymer, and a sorbitan fatty acid ester.
  • anionic surfactant such as an alkyl sulfate salt, an alkyl(aryl)sulfonate, a dialkylsulfosuccinate, a polyoxiethylene alkylaryl ether phosphate salt, a naphthalen
  • the formulation auxiliaries may for example be a lignin sulfonate, alginate, a polyvinylalcohol, gum arabic, CMC (carboxymethyl cellulose), PAP (acidic isopropyl phosphate), and xanthane gum.
  • the insecticide capable of being mixed with an insecticide according to the invention may for example be an organic phosphorus-based insecticide (fenitrothion, malathion, acephate, diazinon and the like), a carbamate-based insecticide (benfuracarb, methomyl, carbosulfan and the like), a pyrethroid-based insecticide (allethrin, permethrin, fenvalerate, etofenprox, silafluofen and the like), a nereistoxin-based insecticide (cartap, thiocyclam and the like), a neo-nicotinoide-based insecticide (imidacloprid, acetamiprid, thiamethoxam, dinotefuran and the like), an IGR agent (diflubenzuron, cyromazine and the like), fipronil, emamectin benzoate, pyridalyl, propy
  • insecticides formulated in Production Examples were used under a practical condition to validate the pest controlling effects.
  • a cucumber cotyledon was dipped in a 100 ⁇ g/ml treatment solution obtained by a 5000-fold dilution with water of the wettable powder prepared in accordance with Formulation Example 2. This cotyledon was placed on a moistened filter paper placed on the bottom of a petri dish of 9 cm in diameter. On this treated leaf, 30 apterous viviparous female insects of the cotton aphid were allowed to inhabit, and then the petri dish was covered with the stopper, which was allowed to stand in a room whose temperature was constant at 25° C. After 120 hours, the number of viable insects was counted.
  • the overground part of the 1-leaf stage cucumber was dipped in a 100 ⁇ g/ml treatment solution obtained by a 5000-fold dilution with water of the wettable powder prepared in accordance with Formulation Example 2, and air-dried, and then transferred to a plastic container having a stopper. This was allowed to be inhabited with 20 adult insects of the greenhouse whitefly, covered with the stopper, and allowed to stand in a room whose temperature was constant at 25° C. After 120 hours, the number of viable insects was counted.
  • a kidney bean leaf was allowed to be inhabited with 10 adult insects of two-spotted spider mite, and then dipped in a 100 ⁇ g/ml treatment solution obtained by a 5000-fold dilution with water of the wettable powder prepared in accordance with Formulation Example 2. After air drying, the cut end was wrapped with a cotton wet with water thereby supplying water to the common bean leaf. After 120 hours of allowing to stand in a room whose temperature was constant at 25° C., the number of viable insects was counted.
  • This compound was prepared into a wettable powder in accordance with Formulation Example 2.
  • the overground part of the 1-leaf stage cucumber was dipped in a 100 ⁇ g/ml treatment solution obtained by a 5000-fold dilution with water of the prepared wettable powder, and air-dried, and then transferred to a plastic container having a stopper. This was allowed to be inhabited with 20 adult insects of the greenhouse whitefly, covered with the stopper, and allowed to stand in a room whose temperature was constant at 25° C. After 120 hours, the number of viable insects was counted.
  • the lethality was 25%.
  • the insecticide according to the invention exhibited the lethality in the similar experiment (see Experimental Example 3) of 50% or higher at an active ingredient concentration of 100 ⁇ g/ml. Based on these findings, the insecticide according to the invention was revealed to have an excellent pest controlling effect.
  • a novel imino derivative according to the invention and an insecticide containing the same as an active ingredient exhibit an excellent controlling effect on agro-horticultural and household pests such as Hemiptera pests. Accordingly, the invention can widely be utilized in the fields of agro-horticultural production, livestock, and household sanitation, and can contribute a lot to such fields of the industry.

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CN101792439B (zh) * 2010-03-25 2012-01-25 环境保护部南京环境科学研究所 一种由噻虫啉合成酰胺噻虫啉的方法
TWI580674B (zh) * 2012-02-29 2017-05-01 Meiji Seika Pharma Co Ltd Contains novel biosilide derivatives for pest control
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KR20110034645A (ko) 2011-04-05
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RU2011103447A (ru) 2012-08-10
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EP2305658A1 (fr) 2011-04-06
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IL210030A0 (en) 2011-02-28
EP2305658B1 (fr) 2014-12-17
US20110172433A1 (en) 2011-07-14
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AU2009267308A1 (en) 2010-01-07

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